[jdk21u-dev] RFR: 8329088: Stack chunk thawing races with concurrent GC stack iteration

[Aleksey Shipilev]

Clean backport to fix a race with concurrent GC and Virtual Threads.

Additional testing:
 - [x] Linux AArch64 server fastdebug, `jdk_loom hotspot_loom` with {Serial, Parallel, G1, Shenandoah, Z}
 - [ ] Linux AArch64 server fastdebug, `all` with {Serial, Parallel, G1, Shenandoah, Z}

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Depends on: https://git.openjdk.org/jdk21u-dev/pull/671

Commit messages:
 - Backport 8bcd2e61aec51f7c5b09ae162f8cca85a8bbf105

Changes: https://git.openjdk.org/jdk21u-dev/pull/680/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=680&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8329088
  Stats: 111 lines in 12 files changed: 34 ins; 26 del; 51 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/680.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/680/head:pull/680

PR: https://git.openjdk.org/jdk21u-dev/pull/680